<template>
   <div class="icons" >
      <swiper  :options="swiperOption">
            <swiper-slide  v-for="(page,index) in pages" :key="index">
                <div class="icon" v-for="item in page" :key="item.id">
                    <div class="icon-img">
                        <img class="icon-img-content" :src="item.imgUrl" alt="">
                    </div>
                    <p class="icon-desc">{{item.desc}}</p>
                </div>
            </swiper-slide>
       </swiper>
   </div>
</template>

<script>
    export default {
        name: "HomeIcons",
        props: {
           list: Array
        },
        data () {
           return {
               swiperOption: {
                   autoPlay: false
               }
           }
        },
        // 计算属性
        computed: {
            pages () {
                const pages = []
                this.list.forEach((item,index) => {
                    const page = Math.floor(index/8);
                    if (!pages[page]) {
                        pages[page] = []
                    }
                    pages[page].push(item)
                })
                return pages
            }
        }
    }
</script>

<style lang="stylus" scoped>
@import "~styles/varibles.styl"
@import "~styles/mixins.styl"
      .icons >>> .swiper-container
        height: 0
        padding-bottom: 50%
        margin-top: 0.1rem
      .icon 
         position: relative
         float: left 
         width: 25%
         height: 0
         padding-bottom: 25%
         .icon-img
            position: absolute
            top: 0
            left: 0
            right 0
            bottom: 0.44rem
            box-sizing: border-box
            padding: .1rem
            .icon-img-content
              height: 100%
              display: block
              margin: 0 auto
           .icon-desc
              position: absolute 
              left: 0
              right: 0
              bottom: 0
              height: .44rem
              line-height: .44rem
              color: $darkTextColor
              text-align: center
              ellipsis()


</style>